Home / 205,748.49-308,591.52-56,000.43

Finding the Fourth Proportional to 205,748.49, 308,591.52 and 56,000.43

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Solution

The fourth proportional to 205,748.49, 308,591.52 and 56,000.43 is: 83,992.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,748.49 : 308,591.52 = 56,000.43 : x
  2. Step 2: Convert to fraction form
    205,748.49/308,591.52 = 56,000.43/x
  3. Step 3: Cross multiply
    205,748.49x = 308,591.52 × 56,000.43
  4. Step 4: Simplify right side
    205,748.49x = 17,281,257,814.35
  5. Step 5: Solve for x
    x = 17,281,257,814.35/205,748.49
  6. Step 6: Final answer
    x = 83,992.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.